名词中文翻译
中文翻译：水动力学减速器
同义词：
['hydraulic retarder', 'aerodynamic retarder']
例句：
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1. The hydrodynamicretarder is designed to reduce the speed of vehicles on highways.
水动力学减速器被设计来降低高速公路上车辆的速度。
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2. The aerodynamic retarder is used in aircraft to prevent air resistance during takeoff.
空气动力学减速器用于飞机，以防止起飞时的阻力。
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3.The design of the hydrodynamic retarder was optimized for efficiency and durability.
水动力学减速器的设计和优化是为了提高效率和耐用性。